diff options
| author | Jann Horn <[email protected]> | 2023-08-25 15:32:41 +0200 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2023-08-28 10:15:56 +0100 |
| commit | 977ad86c2a1bcaf58f01ab98df5cc145083c489c (patch) | |
| tree | 9dc2b01ca19fed1db648ac231e9a67a1ef156dc6 /tools/testing/selftests/bpf/prog_tests/autoload.c | |
| parent | 72dd7e427e16fca901daaa399e4b0893c3bb85c0 (diff) | |
dccp: Fix out of bounds access in DCCP error handler
There was a previous attempt to fix an out-of-bounds access in the DCCP
error handlers, but that fix assumed that the error handlers only want
to access the first 8 bytes of the DCCP header. Actually, they also look
at the DCCP sequence number, which is stored beyond 8 bytes, so an
explicit pskb_may_pull() is required.
Fixes: 6706a97fec96 ("dccp: fix out of bound access in dccp_v4_err()")
Fixes: 1aa9d1a0e7ee ("ipv6: dccp: fix out of bound access in dccp_v6_err()")
Cc: [email protected]
Signed-off-by: Jann Horn <[email protected]>
Reviewed-by: Kuniyuki Iwashima <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/autoload.c')
0 files changed, 0 insertions, 0 deletions